docs: def _get_operator_class_name(task_detail_type):
      """ Internal helper gets the name of the Airflow operator class. We maintain
        this in a map, so this method really returns the enum name, concatenated
        with the string "Operator".
      """
      # TODO(rajivpb): Rename this var correctly.
      task_type_to_operator_prefix_mapping = {
        'pydatalab.bq.execute': ('Execute',
                                 'google.datalab.contrib.bigquery.operators._bq_execute_operator'),
        'pydatalab.bq.extract': ('Extract',
                                 'google.datalab.contrib.bigquery.operators._bq_extract_operator'),
        'pydatalab.bq.load': ('Load', 'google.datalab.contrib.bigquery.operators._bq_load_operator'),
        'Bash': ('Bash', 'airflow.operators.bash_operator')
      }
      (operator_class_prefix, module) = task_type_to_operator_prefix_mapping.get(
          task_detail_type, (None, __name__))
      format_string = '{0}Operator'
      operator_class_name = format_string.format(operator_class_prefix)
      if operator_class_prefix is None:
        return format_string.format(task_detail_type), module
      return operator_class_name, module